Home / 2,432.27-3,356.51-1,384.39

Finding the Fourth Proportional to 2,432.27, 3,356.51 and 1,384.39

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Solution

The fourth proportional to 2,432.27, 3,356.51 and 1,384.39 is: 1,910.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,432.27 : 3,356.51 = 1,384.39 : x
  2. Step 2: Convert to fraction form
    2,432.27/3,356.51 = 1,384.39/x
  3. Step 3: Cross multiply
    2,432.27x = 3,356.51 × 1,384.39
  4. Step 4: Simplify right side
    2,432.27x = 4,646,718.88
  5. Step 5: Solve for x
    x = 4,646,718.88/2,432.27
  6. Step 6: Final answer
    x = 1,910.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.